Jan Zduńczyk BGZ Spółka

41.10.Z - Realization of building projects related to erection of buildings

41.20.Z - Building works related to erection of residential and non-residential buildings

42.91.Z - Works related to construction of water projects

42.99.Z - Works related to construction of other civil engineering projects not elsewhere classified

43.11.Z - Demolition

43.21.Z - Electrical installation

43.22.Z - Plumbing, heat and air-conditioning installation

46.13.Z - Agents involved in the sale of timber and building materials

46.73.Z - Wholesale of wood, construction materials and sanitary equipment

46.74.Z - Wholesale of hardware and plumbing and heating equipment and supplies

47.79.Z - Retail sale of second-hand goods in specialised stores